The Children of Alex Ulster

Claire, and Alex with Xan

Alexander Windsor, Earl of Ulster, or Alex Ulster was born Alexander Patrick Gregers Richard Windsor to Prince Richard, Duke of Gloucester and Birgitte, Duchess of Gloucester. He married Claire Alexandra Windsor, Countess of Ulster who was born Claire Booth.
Their children are:

Xan Richard Anders Windsor, "Xan Windsor, Lord Culloden"

Cosima Rose Alexandra Windsor, "Lady Cosima Windsor"